The portable dual output power bank is compatible to charge both smartphones as well as iPhones with a dual output. It is a 20000 mAh power bank with a large capacity to charge the mobile phone for a whole week. It has a sleek and stylish design with only 14.5 mm thickness which can be easily portable from one place to another by carrying inside a bag or pocket. The power bank has a digital display that shows exactly the remaining power in digital format. It has a 7s protection system that provides overcharge protection for the battery, intelligent temperature control, short circuit protection, over-discharge protection for the battery, overpower protection, input over-voltage protection, input over-current protection.